hi, i receive this error...How can i solve it? arr = load('matlab_bb.mat') disp(arr.bb) cell2mat(arr.bb) cell2mat(bb) Error using cat Dimensions of arrays being concatenated are not consistent.

Dimensions of arrays being concatenated are not consistent.

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shamal 2024-4-10

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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/2105066-dimensions-of-arrays-being-concatenated-are-not-consistent

评论： Image Analyst 2024-4-10

在 MATLAB Online 中打开

hi, i receive this error...How can i solve it?

arr = load('matlab_bb.mat')
arr = struct with fields:
    bb: {76x1 cell}
disp(arr.bb)
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Mini' }
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
    {'On Micro'}
cell2mat(arr.bb)
Error using cat
Dimensions of arrays being concatenated are not consistent.

Error in cell2mat (line 83)
            m{n} = cat(1,c{:,n});

cell2mat(bb)

Error using cat

Dimensions of arrays being concatenated are not consistent.

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shamal 2024-4-10

thank ..good explanation

Image Analyst 2024-4-10

@Luca Re see the FAQ for a good explanation of a cell array:

What is a cell array

It explains how and when to use curly braces, square bracket, or round parentheses. I think it will help you get a good intuitive feel for when to use each.

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